Tripod



FIG. 1 is a front elevational view of a tripod showing our new design;

FIG. 2 is an elevational view of the tripod similar to FIG.1 rotated by 120 degrees in a clockwise direction;

FIG. 3 is a top plan view of the tripod; and,

FIG. 4 is a bottom plan view of the tripod.

The portions of the tripod in broken lines are shown for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a tripod, as shown and described. 